With a population of around 2,200, Jasonville sits in Indiana, United States. The city operates in the America/Indiana/Indianapolis time zone.
In 2025, Jasonville recorded an average annual temperature of 54°F — about 0.6°F above the 30-year normal of 54°F. The hottest day reached 91°F in July; the coldest was -7°F in January. Total precipitation was 44 inches (wetter than usual). The wettest month was April.
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